Example usage for java.util.zip ZipEntry isDirectory

Introduction

In this page you can find the example usage for java.util.zip ZipEntry isDirectory.

Prototype

public boolean isDirectory() 

Source Link

Document

Returns true if this is a directory entry.

Usage

From source file:com.chinamobile.bcbsp.fault.tools.Zip.java

/**
 * Uncompress *.zip files.// w  w  w  . j  av a 2s  .  c  o  m
 * @param fileName
 *        : file to be uncompress
 */
@SuppressWarnings("unchecked")
public static void decompress(String fileName) {
    File sourceFile = new File(fileName);
    String filePath = sourceFile.getParent() + "/";
    try {
        BufferedInputStream bis = null;
        BufferedOutputStream bos = null;
        ZipFile zipFile = new ZipFile(fileName);
        Enumeration en = zipFile.entries();
        byte[] data = new byte[BUFFER];
        while (en.hasMoreElements()) {
            ZipEntry entry = (ZipEntry) en.nextElement();
            if (entry.isDirectory()) {
                new File(filePath + entry.getName()).mkdirs();
                continue;
            }
            bis = new BufferedInputStream(zipFile.getInputStream(entry));
            File file = new File(filePath + entry.getName());
            File parent = file.getParentFile();
            if (parent != null && (!parent.exists())) {
                parent.mkdirs();
            }
            bos = new BufferedOutputStream(new FileOutputStream(file));
            int count;
            while ((count = bis.read(data, 0, BUFFER)) != -1) {
                bos.write(data, 0, count);
            }
            bis.close();
            bos.close();
        }
        zipFile.close();
    } catch (IOException e) {
        //LOG.error("[compress]", e);
        throw new RuntimeException("[compress]", e);
    }
}

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From source file:com.aliyun.odps.local.common.utils.ArchiveUtils.java

/**
 * Given a File input it will unzip the file in a the unzip directory passed
 * as the second parameter/*from   w ww.  ja v a2s .  c  om*/
 * 
 * @param inFile
 *          The zip file as input
 * @param unzipDir
 *          The unzip directory where to unzip the zip file.
 * @throws IOException
 */
public static void unZip(File inFile, File unzipDir) throws IOException {
    Enumeration<? extends ZipEntry> entries;
    ZipFile zipFile = new ZipFile(inFile);

    try {
        entries = zipFile.entries();
        while (entries.hasMoreElements()) {
            ZipEntry entry = entries.nextElement();
            if (!entry.isDirectory()) {
                InputStream in = zipFile.getInputStream(entry);
                try {
                    File file = new File(unzipDir, entry.getName());
                    if (!file.getParentFile().mkdirs()) {
                        if (!file.getParentFile().isDirectory()) {
                            throw new IOException("Mkdirs failed to create " + file.getParentFile().toString());
                        }
                    }
                    OutputStream out = new FileOutputStream(file);
                    try {
                        byte[] buffer = new byte[8192];
                        int i;
                        while ((i = in.read(buffer)) != -1) {
                            out.write(buffer, 0, i);
                        }
                    } finally {
                        out.close();
                    }
                } finally {
                    in.close();
                }
            }
        }
    } finally {
        zipFile.close();
    }
}

---

From source file:eurecom.constrained.devices.ReadZipFile.java

protected static File file(final File root, final ZipEntry entry) throws IOException {

    final File file = new File(root, entry.getName());

    File parent = file;//  w ww.  j  av  a  2 s .c  om
    if (!entry.isDirectory()) {
        final String name = entry.getName();

        //get name file from the zip
        FILE_TO_LOAD.add(name);

        final int index = name.lastIndexOf('/');
        if (index != -1) {
            parent = new File(root, name.substring(0, index));
        }
    }
    if (parent != null && !parent.isDirectory() && !parent.mkdirs()) {
        throw new IOException("failed to create a directory: " + parent.getPath());
    }

    return file;
}

---

From source file:io.fabric8.vertx.maven.plugin.utils.WebJars.java

public static void extract(final AbstractVertxMojo mojo, File in, File out, boolean stripVersion)
        throws IOException {
    ZipFile file = new ZipFile(in);
    try {//from  w w w  .ja  va  2 s  .c om
        Enumeration<? extends ZipEntry> entries = file.entries();
        while (entries.hasMoreElements()) {
            ZipEntry entry = entries.nextElement();
            if (entry.getName().startsWith(WEBJAR_LOCATION) && !entry.isDirectory()) {
                // Compute destination.
                File output = new File(out, entry.getName().substring(WEBJAR_LOCATION.length()));
                if (stripVersion) {
                    String path = entry.getName().substring(WEBJAR_LOCATION.length());
                    Matcher matcher = WEBJAR_INTERNAL_PATH_REGEX.matcher(path);
                    if (matcher.matches()) {
                        output = new File(out, matcher.group(1) + "/" + matcher.group(3));
                    } else {
                        mojo.getLog().warn(path
                                + " does not match the regex - did not strip the version for this" + " file");
                    }
                }
                InputStream stream = null;
                try {
                    stream = file.getInputStream(entry);
                    output.getParentFile().mkdirs();
                    org.apache.commons.io.FileUtils.copyInputStreamToFile(stream, output);
                } catch (IOException e) {
                    mojo.getLog().error("Cannot unpack " + entry.getName() + " from " + file.getName(), e);
                    throw e;
                } finally {
                    IOUtils.closeQuietly(stream);
                }
            }
        }
    } finally {
        IOUtils.closeQuietly(file);
    }
}

---

From source file:com.nuvolect.deepdive.probe.ApkZipUtil.java

public static boolean unzip(OmniFile zipOmni, OmniFile targetDir, ProgressStream progressStream) {

    String volumeId = zipOmni.getVolumeId();
    String rootFolderPath = targetDir.getPath();
    boolean DEBUG = true;

    ZipInputStream zis = new ZipInputStream(zipOmni.getFileInputStream());
    ZipEntry entry = null;
    try {//from w  ww  .j  av  a 2 s. c om
        while ((entry = zis.getNextEntry()) != null) {

            if (entry.isDirectory()) {

                OmniFile dir = new OmniFile(volumeId, entry.getName());
                if (dir.mkdir()) {

                    if (DEBUG)
                        LogUtil.log(LogUtil.LogType.OMNI_ZIP, "dir created: " + dir.getPath());
                }
            } else {

                String path = rootFolderPath + "/" + entry.getName();
                OmniFile file = new OmniFile(volumeId, path);

                // Create any necessary directories
                file.getParentFile().mkdirs();

                OutputStream out = file.getOutputStream();

                OmniFiles.copyFileLeaveInOpen(zis, out);
                if (DEBUG)
                    LogUtil.log(LogUtil.LogType.OMNI_ZIP, "file created: " + file.getPath());

                progressStream.putStream("Unpacked: " + entry.getName());
            }
        }
        zis.close();

    } catch (IOException e) {
        LogUtil.logException(LogUtil.LogType.OMNI_ZIP, e);
        return false;
    }

    return true;
}

---

From source file:Main.java

private static void fileUnZip(ZipInputStream zis, File file) throws FileNotFoundException, IOException {
    java.util.zip.ZipEntry zip = null;
    while ((zip = zis.getNextEntry()) != null) {
        String name = zip.getName();
        File f = new File(file.getAbsolutePath() + File.separator + name);
        if (zip.isDirectory()) {
            f.mkdirs();/*www.  jav a2s  .  com*/
        } else {
            f.getParentFile().mkdirs();
            f.createNewFile();
            BufferedOutputStream bos = null;
            try {
                bos = new BufferedOutputStream(new FileOutputStream(f));
                byte b[] = new byte[2048];
                int aa = 0;
                while ((aa = zis.read(b)) != -1) {
                    bos.write(b, 0, aa);
                }
                bos.flush();
            } finally {
                bos.close();
            }
            bos.close();
        }
    }

}

---

From source file:Main.java

public static boolean unzipFile(InputStream fis, String destDir) {
    final byte[] buffer = new byte[4096];
    ZipInputStream zis = null;/*from  w  ww.  j  a  v a2s .  com*/
    Log.e("Unzip", "destDir = " + destDir);
    try {
        // make sure the directory is existent
        File dstFile = new File(destDir);
        if (!dstFile.exists()) {
            dstFile.mkdirs();
        } else {
            int fileLenght = dstFile.listFiles().length;
            if (fileLenght >= 2) {
                return true;
            }
        }
        zis = new ZipInputStream(fis);
        ZipEntry entry;

        while ((entry = zis.getNextEntry()) != null) {
            String fileName = entry.getName();

            if (entry.isDirectory()) {
                new File(destDir, fileName).mkdirs();

            } else {
                BufferedOutputStream bos = new BufferedOutputStream(
                        new FileOutputStream(new File(destDir, fileName)));
                int lenRead;

                while ((lenRead = zis.read(buffer)) != -1) {
                    bos.write(buffer, 0, lenRead);
                }

                bos.close();
            }

            zis.closeEntry();
        }

        return true;

    } catch (IOException e) {
        e.printStackTrace();

    } finally {
        if (zis != null) {
            try {
                zis.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return false;
}

---

From source file:com.microsoft.azure.hdinsight.util.HDInsightJobViewUtils.java

public static void unzip(String zipFilePath, String destDirectory) throws IOException {
    File destDir = new File(destDirectory);
    if (!destDir.exists()) {
        destDir.mkdir();/*w w w.  j  a v  a2s  . co  m*/
    }
    ZipInputStream zipIn = new ZipInputStream(new FileInputStream(zipFilePath));
    ZipEntry entry = zipIn.getNextEntry();
    while (entry != null) {
        String filePath = destDirectory + File.separator + entry.getName();
        if (!entry.isDirectory()) {
            extractFile(zipIn, filePath);
        } else {
            File dir = new File(filePath);
            dir.mkdir();
        }
        zipIn.closeEntry();
        entry = zipIn.getNextEntry();
    }
    zipIn.close();
}

---

From source file:eu.openanalytics.rsb.message.MultiFilesJob.java

/**
 * Adds all the files contained in a Zip archive to a job. Rejects Zips that
 * contain sub-directories./*w w  w .  j  a  v a2s . co  m*/
 * 
 * @param data
 * @param job
 * @throws IOException
 */
public static void addZipFilesToJob(final InputStream data, final MultiFilesJob job) throws IOException {
    final ZipInputStream zis = new ZipInputStream(data);
    ZipEntry ze = null;

    while ((ze = zis.getNextEntry()) != null) {
        if (ze.isDirectory()) {
            job.destroy();
            throw new IllegalArgumentException("Invalid zip archive: nested directories are not supported");
        }
        job.addFile(ze.getName(), zis);
        zis.closeEntry();
    }

    IOUtils.closeQuietly(zis);
}

---

From source file:com.nuvolect.deepdive.probe.ApkZipUtil.java

/**
 * Unzip while excluding XML files into the target directory.
 * The added structure is updated to reflect any new files and directories created.
 * Overwrite files when requested./*from ww w. ja  v a 2 s  . c  o m*/
 * @param zipOmni
 * @param targetDir
 * @param progressStream
 * @return
 */
public static boolean unzipAllExceptXML(OmniFile zipOmni, OmniFile targetDir, ProgressStream progressStream) {

    String volumeId = zipOmni.getVolumeId();
    String rootFolderPath = targetDir.getPath();
    boolean DEBUG = true;

    ZipInputStream zis = new ZipInputStream(zipOmni.getFileInputStream());
    ZipEntry entry = null;
    try {
        while ((entry = zis.getNextEntry()) != null) {

            if (entry.isDirectory()) {

                OmniFile dir = new OmniFile(volumeId, entry.getName());
                if (dir.mkdir()) {

                    if (DEBUG)
                        LogUtil.log(LogUtil.LogType.OMNI_ZIP, "dir created: " + dir.getPath());
                }
            } else {

                String path = rootFolderPath + "/" + entry.getName();
                OmniFile file = new OmniFile(volumeId, path);

                if (!FilenameUtils.getExtension(file.getName()).contentEquals("xml")) {

                    // Create any necessary directories
                    file.getParentFile().mkdirs();

                    OutputStream out = file.getOutputStream();

                    OmniFiles.copyFileLeaveInOpen(zis, out);
                    if (DEBUG)
                        LogUtil.log(LogUtil.LogType.OMNI_ZIP, "file created: " + file.getPath());

                    progressStream.putStream("Unpacked: " + entry.getName());
                }
            }
        }
        zis.close();

    } catch (IOException e) {
        LogUtil.logException(LogUtil.LogType.OMNI_ZIP, e);
        return false;
    }

    return true;
}

---

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